Thanks for your report. Please attach the files in /var/log/dist-upgrade
** This bug is no longer a duplicate of bug 894214 "Could not calculate the upgrade" error when moving from 11.04 to 11.10 ** Changed in: update-manager (Ubuntu) Status: New => Opinion ** Changed in: update-manager (Ubuntu) Status: Opinion => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/889954 Title: Distributionsaktualisierung To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/889954/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs